def __init__(self,
router_id,
router,
agent_conf,
interface_driver,
use_ipv6=False):
self.router_id = router_id
self.ex_gw_port = None
self._snat_enabled = None
self.fip_map = {}
self.internal_ports = []
self.floating_ips = set()
# Invoke the setter for establishing initial SNAT action
self.router = router
self.use_ipv6 = use_ipv6
ns = namespaces.RouterNamespace(router_id, agent_conf,
interface_driver, use_ipv6)
self.router_namespace = ns
self.ns_name = ns.name
self.available_mark_ids = set(
range(ADDRESS_SCOPE_MARK_ID_MIN, ADDRESS_SCOPE_MARK_ID_MAX))
self._address_scope_to_mark_id = {
DEFAULT_ADDRESS_SCOPE: self.available_mark_ids.pop()
}
self.iptables_manager = iptables_manager.IptablesManager(
use_ipv6=use_ipv6, namespace=self.ns_name)
self.initialize_address_scope_iptables()
self.routes = []
self.agent_conf = agent_conf
self.driver = interface_driver
# radvd is a neutron.agent.linux.ra.DaemonMonitor
self.radvd = None
def __init__(self,
router_id,
router,
agent_conf,
interface_driver,
use_ipv6=False):
self.router_id = router_id
self.ex_gw_port = None
self._snat_enabled = None
self.internal_ports = []
self.floating_ips = set()
# Invoke the setter for establishing initial SNAT action
self.router = router
self.use_ipv6 = use_ipv6
self.ns_name = None
self.router_namespace = None
if agent_conf.use_namespaces:
ns = namespaces.RouterNamespace(
router_id, agent_conf, interface_driver, use_ipv6)
self.router_namespace = ns
self.ns_name = ns.name
self.iptables_manager = iptables_manager.IptablesManager(
use_ipv6=use_ipv6,
namespace=self.ns_name)
self.routes = []
self.agent_conf = agent_conf
self.driver = interface_driver
# radvd is a neutron.agent.linux.ra.DaemonMonitor
self.radvd = None
def __exit__(self, exc_type, value, traceback):
# TODO(carl) Preserves old behavior of L3 agent where cleaning
# namespaces was only done once after restart. Still a good idea?
if exc_type:
# An exception occurred in the caller's with statement
return False
if not self._clean_stale:
# No need to cleanup
return True
self._clean_stale = False
for ns in self._all_namespaces:
_ns_prefix, ns_id = self.get_prefix_and_id(ns)
if ns_id in self._ids_to_keep:
continue
if _ns_prefix == namespaces.NS_PREFIX:
ns = namespaces.RouterNamespace(ns_id,
self.agent_conf,
self.driver,
use_ipv6=False)
else:
ns = dvr_snat_ns.SnatNamespace(ns_id,
self.agent_conf,
self.driver,
use_ipv6=False)
try:
if self.metadata_driver:
# cleanup stale metadata proxy processes first
self.metadata_driver.destroy_monitored_metadata_proxy(
self.process_monitor, ns_id, self.agent_conf)
ns.delete()
except RuntimeError:
LOG.exception(_LE('Failed to destroy stale namespace %s'), ns)
return True
def __init__(self,
router_id,
router,
agent_conf,
interface_driver,
use_ipv6=False):
self.router_id = router_id
self.ex_gw_port = None
self._snat_enabled = None
self._snat_action = None
self.internal_ports = []
self.floating_ips = set()
# Invoke the setter for establishing initial SNAT action
self.router = router
self.use_ipv6 = use_ipv6
self.ns_name = None
self.router_namespace = None
if agent_conf.use_namespaces:
ns = namespaces.RouterNamespace(router_id, agent_conf,
interface_driver, use_ipv6)
self.router_namespace = ns
self.ns_name = ns.name
self.iptables_manager = iptables_manager.IptablesManager(
use_ipv6=use_ipv6, namespace=self.ns_name)
self.routes = []
self.agent_conf = agent_conf
self.driver = interface_driver
# Note:these variable is used for floatingip QoS(based on TC in linux)
self.fip_class_ratelimit_dict = {}
self.available_classes = set(xrange(11, 65530))
# radvd is a neutron.agent.linux.ra.DaemonMonitor
self.radvd = None
def create_router_namespace_object(
self, router_id, agent_conf, iface_driver, use_ipv6):
return namespaces.RouterNamespace(
router_id, agent_conf, iface_driver, use_ipv6)
