def __init__(self, host=None, conf=None):
super(DhcpAgent, self).__init__(host=host)
self.needs_resync_reasons = collections.defaultdict(list)
self.dhcp_ready_ports = set()
self.conf = conf or cfg.CONF
# If 'resync_throttle' is configured more than 'resync_interval' by
# mistake, raise exception and log with message.
if self.conf.resync_throttle > self.conf.resync_interval:
msg = _("DHCP agent must have resync_throttle <= resync_interval")
LOG.exception(msg)
raise exceptions.InvalidConfigurationOption(
opt_name='resync_throttle',
opt_value=self.conf.resync_throttle)
self._periodic_resync_event = threading.Event()
self.cache = NetworkCache()
self.dhcp_driver_cls = importutils.import_class(self.conf.dhcp_driver)
self.plugin_rpc = DhcpPluginApi(topics.PLUGIN, self.conf.host)
# create dhcp dir to store dhcp info
dhcp_dir = os.path.dirname("/%s/dhcp/" % self.conf.state_path)
fileutils.ensure_tree(dhcp_dir, mode=0o755)
self.dhcp_version = self.dhcp_driver_cls.check_version()
self._populate_networks_cache()
# keep track of mappings between networks and routers for
# metadata processing
self._metadata_routers = {} # {network_id: router_id}
self._process_monitor = external_process.ProcessMonitor(
config=self.conf,
resource_type='dhcp')
self._pool_size = DHCP_PROCESS_GREENLET_MIN
self._pool = eventlet.GreenPool(size=self._pool_size)
self._queue = queue.ResourceProcessingQueue()
def __init__(self, conf):
self.conf = conf
vlog.use_python_logger(max_level=config.get_ovn_ovsdb_log_level())
self._process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='metadata')
self._sb_idl = None
self._post_fork_event = threading.Event()
def __init__(self, conf):
super(LbaasAgentManager, self).__init__(conf)
self.conf = conf
self.context = ncontext.get_admin_context_without_session()
self.serializer = agent_driver_base.DataModelSerializer()
self.plugin_rpc = agent_api.LbaasAgentApi(
lb_const.LOADBALANCER_PLUGINV2, self.context, self.conf.host)
self._process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='loadbalancer')
self._load_drivers()
self.agent_state = {
'binary': 'neutron-lbaasv2-agent',
'host': conf.host,
'topic': lb_const.LOADBALANCER_AGENTV2,
'configurations': {
'device_drivers': self.device_drivers.keys()
},
'agent_type': lb_const.AGENT_TYPE_LOADBALANCERV2,
'start_flag': True
}
self.admin_state_up = True
self._setup_state_rpc()
self.needs_resync = False
# pool_id->device_driver_name mapping used to store known instances
self.instance_mapping = {}
def create_child_process_monitor(self, action):
conf = mock.Mock()
conf.AGENT.check_child_processes_action = action
conf.AGENT.check_child_processes = True
self.pmonitor = ep.ProcessMonitor(
config=conf,
resource_type='test')
def create_child_processes_manager(self, action):
cfg.CONF.set_override('check_child_processes_action', action)
self._ext_processes = external_process.ProcessMonitor(
config=cfg.CONF,
root_helper=None,
resource_type='test',
exit_handler=self._exit_handler)
def create_child_process_monitor(self, action):
self.exit_handler = mock.Mock()
conf = mock.Mock()
conf.check_child_processes_action = action
conf.check_child_processes = True
self.pmonitor = external_process.ProcessMonitor(
config=conf,
root_helper=None,
resource_type='test',
exit_handler=self.exit_handler)
def __init__(self, ha_port, gw_port, gw_vip, default_gw):
self.ha_port = ha_port
self.gw_port = gw_port
self.gw_vip = gw_vip
self.default_gw = default_gw
self.manager = None
self.config = None
self.config_path = None
self.nsname = "keepalivedtest-" + uuidutils.generate_uuid()
self.pm = external_process.ProcessMonitor(cfg.CONF, 'router')
self.orig_interval = cfg.CONF.AGENT.check_child_processes_interval
def setUp(self):
super(KeepalivedManagerTestCase, self).setUp()
cfg.CONF.set_override('check_child_processes_interval', 1, 'AGENT')
self.expected_config = self._get_config()
self.process_monitor = external_process.ProcessMonitor(cfg.CONF,
'router')
self.manager = keepalived.KeepalivedManager(
'router1', self.expected_config, self.process_monitor,
conf_path=cfg.CONF.state_path)
self.addCleanup(self.manager.get_process().disable)
def start_keepalived_process(self):
# Disable process monitoring for Keepalived process.
cfg.CONF.set_override('check_child_processes_interval', 0, 'AGENT')
self.pm = external_process.ProcessMonitor(cfg.CONF, 'router')
# Create a temp directory to store keepalived configuration.
self.config_path = tempfile.mkdtemp()
# Instantiate keepalived manager with the IPv6 configuration.
self.manager = keepalived.KeepalivedManager('router1', self.config,
namespace=self.nsname, process_monitor=self.pm,
conf_path=self.config_path)
self.manager.spawn()
def setUp(self):
super().setUp()
self.mock_config = mock.Mock()
self.mock_config.AGENT.check_child_processes_interval = False
self.process_monitor = external_process.ProcessMonitor(
self.mock_config, mock.ANY)
self.uuid = uuidutils.generate_uuid()
self.process_monitor.register(
self.uuid, keepalived.KEEPALIVED_SERVICE_NAME, mock.ANY)
self.keepalived_manager = keepalived.KeepalivedManager(
self.uuid, self.mock_config, self.process_monitor, mock.ANY)
self.mock_get_process = mock.patch.object(self.keepalived_manager,
'get_process')
def __init__(self, agent_conf, driver, metadata_driver=None):
"""Initialize the NamespaceManager.
:param agent_conf: configuration from l3 agent
:param driver: to perform operations on devices
:param metadata_driver: used to cleanup stale metadata proxy processes
"""
self.agent_conf = agent_conf
self.driver = driver
self._clean_stale = True
self.metadata_driver = metadata_driver
if metadata_driver:
self.process_monitor = external_process.ProcessMonitor(
config=agent_conf, resource_type='router')
def __init__(self, host=None):
super(DhcpAgent, self).__init__(host=host)
self.needs_resync_reasons = collections.defaultdict(list)
self.conf = cfg.CONF
self.cache = NetworkCache()
self.dhcp_driver_cls = importutils.import_class(self.conf.dhcp_driver)
ctx = context.get_admin_context_without_session()
self.plugin_rpc = DhcpPluginApi(topics.PLUGIN, ctx,
self.conf.use_namespaces)
# create dhcp dir to store dhcp info
dhcp_dir = os.path.dirname("/%s/dhcp/" % self.conf.state_path)
utils.ensure_dir(dhcp_dir)
self.dhcp_version = self.dhcp_driver_cls.check_version()
self._populate_networks_cache()
self._process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='dhcp')
def setUp(self):
super(KeepalivedManagerTestCase, self).setUp()
cfg.CONF.set_override('check_child_processes_interval', 1, 'AGENT')
self.expected_config = self._get_config()
self.process_monitor = external_process.ProcessMonitor(cfg.CONF,
'router')
self.namespace = self.useFixture(net_helpers.NamespaceFixture()).name
self.ip_wrapper = ip_lib.IPWrapper(namespace=self.namespace)
self._prepare_devices()
self.manager = keepalived.KeepalivedManager(
'router1', self.expected_config, self.process_monitor,
conf_path=cfg.CONF.state_path,
namespace=self.namespace)
self.addCleanup(self._stop_keepalived_manager)
def __init__(self, host=None, conf=None):
super(DhcpAgent, self).__init__(host=host)
self.needs_resync_reasons = collections.defaultdict(list)
self.dhcp_ready_ports = set()
self.dhcp_prio_ready_ports = set()
self.conf = conf or cfg.CONF
# If 'resync_throttle' is configured more than 'resync_interval' by
# mistake, raise exception and log with message.
if self.conf.resync_throttle > self.conf.resync_interval:
LOG.exception("DHCP agent must have resync_throttle <= "
"resync_interval")
raise exceptions.InvalidConfigurationOption(
opt_name='resync_throttle',
opt_value=self.conf.resync_throttle)
self._periodic_resync_event = threading.Event()
self.cache = NetworkCache()
self.dhcp_driver_cls = importutils.import_class(self.conf.dhcp_driver)
self.plugin_rpc = DhcpPluginApi(topics.PLUGIN, self.conf.host)
# create dhcp dir to store dhcp info
dhcp_dir = os.path.dirname("/%s/dhcp/" % self.conf.state_path)
fileutils.ensure_tree(dhcp_dir, mode=0o755)
self.dhcp_version = self.dhcp_driver_cls.check_version()
self._populate_networks_cache()
# keep track of mappings between networks and routers for
# metadata processing
self._metadata_routers = {} # {network_id: router_id}
self._process_monitor = external_process.ProcessMonitor(
config=self.conf,
resource_type='dhcp')
self._pool_size = DHCP_PROCESS_GREENLET_MIN
self._pool = eventlet.GreenPool(size=self._pool_size)
self._queue = queue.ResourceProcessingQueue()
self._network_bulk_allocations = {}
# Each dhcp-agent restart should trigger a restart of all
# metadata-proxies too. This way we can ensure that changes in
# the metadata-proxy config we generate will be applied soon
# after a new version of dhcp-agent is started. This makes
# the metadata service transiently offline. However similar
# metadata-proxy restarts were always done by l3-agent so people
# can apparently live with short metadata outages. We only stop
# the process here and let the process monitor restart it,
# first because it knows everything about how to restart it,
# second because (unless we temporarily disable the monitor too)
# we could race with the monitor restarting the process. See also
# method update_isolated_metadata_proxy().
self.restarted_metadata_proxy_set = set()
def __init__(self, host=None, conf=None):
super(DhcpAgent, self).__init__(host=host)
self.needs_resync_reasons = collections.defaultdict(list)
self.dhcp_ready_ports = set()
self.conf = conf or cfg.CONF
self.cache = NetworkCache()
self.dhcp_driver_cls = importutils.import_class(self.conf.dhcp_driver)
self.plugin_rpc = DhcpPluginApi(topics.PLUGIN, self.conf.host)
# create dhcp dir to store dhcp info
dhcp_dir = os.path.dirname("/%s/dhcp/" % self.conf.state_path)
fileutils.ensure_tree(dhcp_dir, mode=0o755)
self.dhcp_version = self.dhcp_driver_cls.check_version()
self._populate_networks_cache()
# keep track of mappings between networks and routers for
# metadata processing
self._metadata_routers = {} # {network_id: router_id}
self._process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='dhcp')
def __init__(self, host=None):
super(DhcpAgent, self).__init__(host=host)
self.needs_resync_reasons = []
self.conf = cfg.CONF
self.cache = NetworkCache()
self.root_helper = config.get_root_helper(self.conf)
self.dhcp_driver_cls = importutils.import_class(self.conf.dhcp_driver)
ctx = context.get_admin_context_without_session()
self.plugin_rpc = DhcpPluginApi(topics.PLUGIN, ctx,
self.conf.use_namespaces)
# create dhcp dir to store dhcp info
dhcp_dir = os.path.dirname("/%s/dhcp/" % self.conf.state_path)
if not os.path.isdir(dhcp_dir):
os.makedirs(dhcp_dir, 0o755)
self.dhcp_version = self.dhcp_driver_cls.check_version()
self._populate_networks_cache()
self._ext_processes = external_process.ProcessMonitor(
config=self.conf,
root_helper=self.root_helper,
resource_type='dhcp',
exit_handler=self._exit_handler)
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.check_config()
self.router_info = {}
self.router_factory = RouterFactory()
self._register_router_cls(self.router_factory)
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf,
resource_type='router')
self._context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.driver = common_utils.load_interface_driver(
self.conf,
get_networks_callback=functools.partial(
self.plugin_rpc.get_networks, self.context))
self.fullsync = True
self.sync_routers_chunk_size = SYNC_ROUTERS_MAX_CHUNK_SIZE
self._exiting = False
# Get the HA router count from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
while True:
try:
self.ha_router_count = int(
self.plugin_rpc.get_host_ha_router_count(self.context))
except oslo_messaging.MessagingTimeout as e:
LOG.warning('l3-agent cannot contact neutron server '
'to retrieve HA router count. '
'Check connectivity to neutron server. '
'Retrying... '
'Detailed message: %(msg)s.', {'msg': e})
continue
break
LOG.info("Agent HA routers count %s", self.ha_router_count)
self.init_extension_manager(self.plugin_rpc)
self.metadata_driver = None
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf,
self.driver,
self.metadata_driver)
# L3 agent router processing green pool
self._pool_size = ROUTER_PROCESS_GREENLET_MIN
self._pool = eventlet.GreenPool(size=self._pool_size)
self._queue = queue.ResourceProcessingQueue()
super(L3NATAgent, self).__init__(host=self.conf.host)
self.target_ex_net_id = None
self.use_ipv6 = netutils.is_ipv6_enabled()
self.pd = pd.PrefixDelegation(self.context, self.process_monitor,
self.driver,
self.plugin_rpc.process_prefix_update,
self.create_pd_router_update,
self.conf)
# Consume network updates to trigger router resync
consumers = [[topics.NETWORK, topics.UPDATE]]
agent_rpc.create_consumers([self], topics.AGENT, consumers)
self._check_ha_router_process_status()
def _get_dhcp_process_monitor(config, root_helper):
return external_process.ProcessMonitor(
config=config,
root_helper=root_helper,
resource_type='dhcp',
exit_handler=lambda: None)
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.router_info = {}
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf,
resource_type='router')
self.driver = common_utils.load_interface_driver(self.conf)
self._context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.fullsync = True
self.sync_routers_chunk_size = SYNC_ROUTERS_MAX_CHUNK_SIZE
# Get the list of service plugins from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
while True:
try:
self.neutron_service_plugins = (
self.plugin_rpc.get_service_plugin_list(self.context))
except oslo_messaging.MessagingTimeout as e:
LOG.warning('l3-agent cannot contact neutron server '
'to retrieve service plugins enabled. '
'Check connectivity to neutron server. '
'Retrying... '
'Detailed message: %(msg)s.', {'msg': e})
continue
break
self.init_extension_manager(self.plugin_rpc)
self.metadata_driver = None
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf,
self.driver,
self.metadata_driver)
self._queue = queue.RouterProcessingQueue()
super(L3NATAgent, self).__init__(host=self.conf.host)
self.target_ex_net_id = None
self.use_ipv6 = ipv6_utils.is_enabled_and_bind_by_default()
self.pd = pd.PrefixDelegation(self.context, self.process_monitor,
self.driver,
self.plugin_rpc.process_prefix_update,
self.create_pd_router_update,
self.conf)
# Consume network updates to trigger router resync
consumers = [[topics.NETWORK, topics.UPDATE]]
agent_rpc.create_consumers([self], topics.AGENT, consumers)
def _get_dhcp_process_monitor(config, root_helper):
return external_process.ProcessMonitor(
config=config,
root_helper=root_helper,
resource_type='dhcp')
def __init__(self):
super(SrManager, self).__init__()
self.process_monitor = external_process.ProcessMonitor(
cfg.CONF, resource_type="sr-agent")
self.node_id = cfg.CONF.sr.segment_node_id
if not self.node_id:
LOG.error("Segment Node ID is not set in config.")
sys.exit(1)
self.gw_id = cfg.CONF.sr.segment_gw_id
self._setup_system()
self._setup_ipv6()
# vrf_tables = {"vrf name": vrf_table_id}
self.vrf_tables = {}
# Check existing vrf
# TODO(hichihara): Refactor the following codes
# Exteded privileged ip_lib should be created
with pyroute2.IPDB() as ipdb:
interfaces = ipdb.by_name.keys()
vrfs = []
for i in interfaces:
if i[:3] == "vrf":
vrfs.append(i)
with pyroute2.IPRoute() as ip:
for vrf in vrfs:
try:
vrf_id = ip.link_lookup(ifname=vrf)[0]
except IndexError:
privileged.NetworkInterfaceNotFound(device=vrf,
namespace=None)
link = ip.link("get", index=vrf_id)[0]
linkinfo = self._nlattr_get(link['attrs'], 'IFLA_LINKINFO')
if not linkinfo:
LOG.error("Failed to cannot found attr "
"IFLA_LINKINFO from vrf interface")
sys.exit(1)
info_data = self._nlattr_get(linkinfo["attrs"],
"IFLA_INFO_DATA")
if not info_data:
LOG.error("Failed to cannot found attr "
"IFLA_INFO_DATA from vrf interface")
sys.exit(1)
vrf_table = self._nlattr_get(info_data["attrs"],
"IFLA_VRF_TABLE")
if not vrf_table:
LOG.error("Failed to cannot found attr "
"IFLA_VRF_TABLE from vrf interface")
sys.exit(1)
self.vrf_tables[vrf] = vrf_table
LOG.debug(
"Found existing vrf %(vrf)s with table id "
"%(table_id)d", {
"vrf": vrf,
"table_id": vrf_table
})
# TODO(hichihara): Replace this to a way which actually gets
# current rules
self.encap_info = []
def __init__(self, conf):
self.conf = conf
vlog.use_python_logger(max_level=config.get_ovn_ovsdb_log_level())
self._process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='metadata')
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.router_info = {}
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='router')
self.driver = common_utils.load_interface_driver(self.conf)
self._context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.fullsync = True
self.sync_routers_chunk_size = SYNC_ROUTERS_MAX_CHUNK_SIZE
# Get the list of service plugins from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
while True:
try:
self.neutron_service_plugins = (
self.plugin_rpc.get_service_plugin_list(self.context))
except oslo_messaging.RemoteError as e:
with excutils.save_and_reraise_exception() as ctx:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot check service plugins '
'enabled at the neutron server when '
'startup due to RPC error. It happens '
'when the server does not support this '
'RPC API. If the error is '
'UnsupportedVersion you can ignore this '
'warning. Detail message: %s'), e)
self.neutron_service_plugins = None
except oslo_messaging.MessagingTimeout as e:
with excutils.save_and_reraise_exception() as ctx:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot contact neutron server '
'to retrieve service plugins enabled. '
'Check connectivity to neutron server. '
'Retrying... '
'Detailed message: %(msg)s.'), {'msg': e})
continue
break
self.init_extension_manager(self.plugin_rpc)
self.metadata_driver = None
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf, self.driver, self.metadata_driver)
self._queue = queue.RouterProcessingQueue()
super(L3NATAgent, self).__init__(host=self.conf.host)
self.target_ex_net_id = None
self.use_ipv6 = ipv6_utils.is_enabled_and_bind_by_default()
self.pd = pd.PrefixDelegation(self.context, self.process_monitor,
self.driver,
self.plugin_rpc.process_prefix_update,
self.create_pd_router_update, self.conf)
def build_process_monitor(self):
return external_process.ProcessMonitor(
config=cfg.CONF,
root_helper=None,
resource_type='test')
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.router_info = {}
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='router')
self.driver = common_utils.load_interface_driver(self.conf)
self._context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.fullsync = True
self.sync_routers_chunk_size = SYNC_ROUTERS_MAX_CHUNK_SIZE
# Get the list of service plugins from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
while True:
try:
self.neutron_service_plugins = (
self.plugin_rpc.get_service_plugin_list(self.context))
except oslo_messaging.RemoteError as e:
LOG.warning(
'l3-agent cannot check service plugins '
'enabled at the neutron server when '
'startup due to RPC error. It happens '
'when the server does not support this '
'RPC API. If the error is '
'UnsupportedVersion you can ignore this '
'warning. Detail message: %s', e)
self.neutron_service_plugins = None
except oslo_messaging.MessagingTimeout as e:
LOG.warning(
'l3-agent cannot contact neutron server '
'to retrieve service plugins enabled. '
'Check connectivity to neutron server. '
'Retrying... '
'Detailed message: %(msg)s.', {'msg': e})
continue
break
self.init_extension_manager(self.plugin_rpc)
self.metadata_driver = None
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf, self.driver, self.metadata_driver)
self._queue = queue.RouterProcessingQueue()
super(L3NATAgent, self).__init__(host=self.conf.host)
self.target_ex_net_id = None
self.use_ipv6 = ipv6_utils.is_enabled_and_bind_by_default()
self.pd = pd.PrefixDelegation(self.context, self.process_monitor,
self.driver,
self.plugin_rpc.process_prefix_update,
self.create_pd_router_update, self.conf)
# Consume network updates to trigger router resync
consumers = [[topics.NETWORK, topics.UPDATE]]
agent_rpc.create_consumers([self], topics.AGENT, consumers)
# We set HA network port status to DOWN to let l2 agent update it
# to ACTIVE after wiring. This allows us to spawn keepalived only
# when l2 agent finished wiring the port.
try:
self.plugin_rpc.update_all_ha_network_port_statuses(self.context)
except Exception:
LOG.exception('update_all_ha_network_port_statuses failed')
def __init__(self, host, conf=None):
if conf:
self.conf = conf
else:
self.conf = cfg.CONF
self.router_info = {}
self._check_config_params()
self.process_monitor = external_process.ProcessMonitor(
config=self.conf, resource_type='router')
try:
self.driver = importutils.import_object(self.conf.interface_driver,
self.conf)
except Exception:
LOG.error(_LE("Error importing interface driver "
"'%s'"), self.conf.interface_driver)
raise SystemExit(1)
self.context = n_context.get_admin_context_without_session()
self.plugin_rpc = L3PluginApi(topics.L3PLUGIN, host)
self.fullsync = True
# Get the list of service plugins from Neutron Server
# This is the first place where we contact neutron-server on startup
# so retry in case its not ready to respond.
retry_count = 5
while True:
retry_count = retry_count - 1
try:
self.neutron_service_plugins = (
self.plugin_rpc.get_service_plugin_list(self.context))
except oslo_messaging.RemoteError as e:
with excutils.save_and_reraise_exception() as ctx:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot check service plugins '
'enabled at the neutron server when '
'startup due to RPC error. It happens '
'when the server does not support this '
'RPC API. If the error is '
'UnsupportedVersion you can ignore this '
'warning. Detail message: %s'), e)
self.neutron_service_plugins = None
except oslo_messaging.MessagingTimeout as e:
with excutils.save_and_reraise_exception() as ctx:
if retry_count > 0:
ctx.reraise = False
LOG.warning(
_LW('l3-agent cannot check service '
'plugins enabled on the neutron '
'server. Retrying. '
'Detail message: %s'), e)
continue
break
self.metadata_driver = None
if self.conf.enable_metadata_proxy:
self.metadata_driver = metadata_driver.MetadataDriver(self)
self.namespaces_manager = namespace_manager.NamespaceManager(
self.conf, self.driver, self.conf.use_namespaces,
self.metadata_driver)
self._queue = queue.RouterProcessingQueue()
super(L3NATAgent, self).__init__(conf=self.conf)
self.target_ex_net_id = None
self.use_ipv6 = ipv6_utils.is_enabled()
