def test_active_port_count_with_ha_dvr_snat_port(self):
helpers.register_dhcp_agent()
helpers.register_l3_agent()
helpers.register_ovs_agent()
self._create_ha_router()
self._setup_port_binding(
device_owner=constants.DEVICE_OWNER_ROUTER_SNAT,
device_id=TEST_ROUTER_ID)
port_count = l2pop_db.get_agent_network_active_port_count(
self.ctx.session, HOST, TEST_NETWORK_ID)
self.assertEqual(1, port_count)
port_count = l2pop_db.get_agent_network_active_port_count(
self.ctx.session, HOST_2, TEST_NETWORK_ID)
self.assertEqual(1, port_count)
def _get_agent_fdb(self, segment, port, agent_host):
if not agent_host:
return
network_id = port['network_id']
session = db_api.get_session()
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
session, agent_host, network_id)
agent = l2pop_db.get_agent_by_host(db_api.get_session(), agent_host)
if not self._validate_segment(segment, port['id'], agent):
return
agent_ip = l2pop_db.get_agent_ip(agent)
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, port['network_id'])
if agent_active_ports == 0:
# Agent is removing its last activated port in this network,
# other agents needs to be notified to delete their flooding entry.
other_fdb_entries[network_id]['ports'][agent_ip].append(
const.FLOODING_ENTRY)
# Notify other agents to remove fdb rules for current port
if port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE:
fdb_entries = self._get_port_fdb_entries(port)
other_fdb_entries[network_id]['ports'][agent_ip] += fdb_entries
return other_fdb_entries
def _get_agent_fdb(self, context, segment, port, agent_host):
if not agent_host:
return
network_id = port['network_id']
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
context, agent_host, network_id)
agent = l2pop_db.get_agent_by_host(context,
agent_host)
if not agent:
LOG.warning("Unable to retrieve active L2 agent on host %s",
agent_host)
return
if not self._validate_segment(segment, port['id'], agent):
return
agent_ip = l2pop_db.get_agent_ip(agent)
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, port['network_id'])
if agent_active_ports == 0:
# Agent is removing its last activated port in this network,
# other agents needs to be notified to delete their flooding entry.
other_fdb_entries[network_id]['ports'][agent_ip].append(
const.FLOODING_ENTRY)
# Notify other agents to remove fdb rules for current port
if (port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE and
not l3_hamode_db.is_ha_router_port(context,
port['device_owner'],
port['device_id'])):
fdb_entries = self._get_port_fdb_entries(port)
other_fdb_entries[network_id]['ports'][agent_ip] += fdb_entries
return other_fdb_entries
def _get_remote_pop_ports(self, flow_rule):
pop_ports = []
if not flow_rule.get('next_hops', None):
return pop_ports
pop_host = flow_rule['host_id']
core_plugin = manager.NeutronManager.get_plugin()
drivers = core_plugin.mechanism_manager.mech_drivers
l2pop_driver = drivers.get('l2population', None)
if l2pop_driver is None:
return pop_ports
session = db_api.get_session()
for next_hop in flow_rule['next_hops']:
agent_active_ports = \
l2pop_db.get_agent_network_active_port_count(
session,
pop_host,
next_hop['net_uuid'])
segment = {}
if agent_active_ports == 0:
filters = dict(network_id=[next_hop['net_uuid']],
mac_address=[next_hop['mac_address']])
ports = core_plugin.get_ports(self.admin_context,
filters=filters)
if not ports:
continue
segment['network_type'] = next_hop['network_type']
segment['segmentation_id'] = next_hop['segment_id']
pop_ports.append((ports[0], segment))
return pop_ports
def _get_ha_port_agents_fdb(
self, session, network_id, router_id):
other_fdb_ports = {}
for agent in l2pop_db.get_ha_agents_by_router_id(session, router_id):
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
session, agent.host, network_id)
if agent_active_ports == 0:
ip = l2pop_db.get_agent_ip(agent)
other_fdb_ports[ip] = [const.FLOODING_ENTRY]
return other_fdb_ports
def update_port_up(self, context, agent_restarted=None):
port = context.current
agent_host = context.host
port_context = context._plugin_context
agent = l2pop_db.get_agent_by_host(port_context, agent_host)
if not agent:
LOG.warning("Unable to retrieve active L2 agent on host %s",
agent_host)
return
network_id = port['network_id']
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
port_context, agent_host, network_id)
agent_ip = l2pop_db.get_agent_ip(agent)
segment = context.bottom_bound_segment
if not self._validate_segment(segment, port['id'], agent):
return
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, network_id)
other_fdb_ports = other_fdb_entries[network_id]['ports']
# with high concurrency more than 1 port may be activated on an agent
# at the same time (like VM port + a DVR port) so checking for 1 or 2
is_first_port = agent_active_ports in (1, 2)
if agent_restarted is None:
# Only for backport compatibility, will be removed.
agent_restarted = self.agent_restarted(context)
if is_first_port or agent_restarted:
# First port(s) activated on current agent in this network,
# we have to provide it with the whole list of fdb entries
agent_fdb_entries = self._create_agent_fdb(port_context,
agent,
segment,
network_id)
# And notify other agents to add flooding entry
other_fdb_ports[agent_ip].append(const.FLOODING_ENTRY)
if agent_fdb_entries[network_id]['ports'].keys():
self.L2populationAgentNotify.add_fdb_entries(
self.rpc_ctx, agent_fdb_entries, agent_host)
# Notify other agents to add fdb rule for current port
if (port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE and
not l3_hamode_db.is_ha_router_port(
port_context, port['device_owner'], port['device_id'])):
other_fdb_ports[agent_ip] += self._get_port_fdb_entries(port)
self.L2populationAgentNotify.add_fdb_entries(self.rpc_ctx,
other_fdb_entries)
def update_port_up(self, context):
port = context.current
agent_host = context.host
session = db_api.get_reader_session()
port_context = context._plugin_context
agent = l2pop_db.get_agent_by_host(session, agent_host)
if not agent:
LOG.warning(_LW("Unable to retrieve active L2 agent on host %s"),
agent_host)
return
network_id = port['network_id']
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
session, agent_host, network_id)
agent_ip = l2pop_db.get_agent_ip(agent)
segment = context.bottom_bound_segment
if not self._validate_segment(segment, port['id'], agent):
return
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, network_id)
other_fdb_ports = other_fdb_entries[network_id]['ports']
if agent_active_ports == 1 or (l2pop_db.get_agent_uptime(agent) <
cfg.CONF.l2pop.agent_boot_time):
# First port activated on current agent in this network,
# we have to provide it with the whole list of fdb entries
agent_fdb_entries = self._create_agent_fdb(session,
agent,
segment,
network_id)
# And notify other agents to add flooding entry
other_fdb_ports[agent_ip].append(const.FLOODING_ENTRY)
if agent_fdb_entries[network_id]['ports'].keys():
self.L2populationAgentNotify.add_fdb_entries(
self.rpc_ctx, agent_fdb_entries, agent_host)
# Notify other agents to add fdb rule for current port
if (port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE and
not l3_hamode_db.is_ha_router_port(
port_context, port['device_owner'], port['device_id'])):
other_fdb_ports[agent_ip] += self._get_port_fdb_entries(port)
self.L2populationAgentNotify.add_fdb_entries(self.rpc_ctx,
other_fdb_entries)
def update_port_up(self, context):
port = context.current
agent_host = context.host
port_context = context._plugin_context
agent = l2pop_db.get_agent_by_host(port_context, agent_host)
if not agent:
LOG.warning("Unable to retrieve active L2 agent on host %s",
agent_host)
return
network_id = port['network_id']
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
port_context, agent_host, network_id)
agent_ip = l2pop_db.get_agent_ip(agent)
segment = context.bottom_bound_segment
if not self._validate_segment(segment, port['id'], agent):
return
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, network_id)
other_fdb_ports = other_fdb_entries[network_id]['ports']
if agent_active_ports == 1 or self.agent_restarted(context):
# First port activated on current agent in this network,
# we have to provide it with the whole list of fdb entries
agent_fdb_entries = self._create_agent_fdb(port_context, agent,
segment, network_id)
# And notify other agents to add flooding entry
other_fdb_ports[agent_ip].append(const.FLOODING_ENTRY)
if agent_fdb_entries[network_id]['ports'].keys():
self.L2populationAgentNotify.add_fdb_entries(
self.rpc_ctx, agent_fdb_entries, agent_host)
# Notify other agents to add fdb rule for current port
if (port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE
and not l3_hamode_db.is_ha_router_port(
port_context, port['device_owner'], port['device_id'])):
other_fdb_ports[agent_ip] += self._get_port_fdb_entries(port)
self.L2populationAgentNotify.add_fdb_entries(self.rpc_ctx,
other_fdb_entries)
def _update_port_up(self, context):
port = context.current
agent_host = context.host
session = db_api.get_session()
agent = l2pop_db.get_agent_by_host(session, agent_host)
if not agent:
LOG.warning(_LW("Unable to retrieve active L2 agent on host %s"),
agent_host)
return
network_id = port['network_id']
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
session, agent_host, network_id)
agent_ip = l2pop_db.get_agent_ip(agent)
segment = self._get_and_validate_segment(context, port['id'], agent)
if not segment:
return
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, network_id)
other_fdb_ports = other_fdb_entries[network_id]['ports']
if agent_active_ports == 1 or (l2pop_db.get_agent_uptime(agent) <
cfg.CONF.l2pop.agent_boot_time):
# First port activated on current agent in this network,
# we have to provide it with the whole list of fdb entries
agent_fdb_entries = self._create_agent_fdb(session, agent, segment,
network_id)
# And notify other agents to add flooding entry
other_fdb_ports[agent_ip].append(const.FLOODING_ENTRY)
if agent_fdb_entries[network_id]['ports'].keys():
self.L2populationAgentNotify.add_fdb_entries(
self.rpc_ctx, agent_fdb_entries, agent_host)
# Notify other agents to add fdb rule for current port
if port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE:
other_fdb_ports[agent_ip] += self._get_port_fdb_entries(port)
self.L2populationAgentNotify.add_fdb_entries(self.rpc_ctx,
other_fdb_entries)
def _get_agent_fdb(self,
context,
segment,
port,
agent_host,
include_ha_router_ports=False):
if not agent_host:
return
network_id = port['network_id']
session = db_api.get_reader_session()
agent_active_ports = l2pop_db.get_agent_network_active_port_count(
session, agent_host, network_id)
agent = l2pop_db.get_agent_by_host(session, agent_host)
if not agent:
LOG.warning(_LW("Unable to retrieve active L2 agent on host %s"),
agent_host)
return
if not self._validate_segment(segment, port['id'], agent):
return
agent_ip = l2pop_db.get_agent_ip(agent)
other_fdb_entries = self._get_fdb_entries_template(
segment, agent_ip, port['network_id'])
if agent_active_ports == 0:
# Agent is removing its last activated port in this network,
# other agents needs to be notified to delete their flooding entry.
other_fdb_entries[network_id]['ports'][agent_ip].append(
const.FLOODING_ENTRY)
# Notify other agents to remove fdb rules for current port
if (port['device_owner'] != const.DEVICE_OWNER_DVR_INTERFACE and
(include_ha_router_ports or not l3_hamode_db.is_ha_router_port(
context, port['device_owner'], port['device_id']))):
fdb_entries = self._get_port_fdb_entries(port)
other_fdb_entries[network_id]['ports'][agent_ip] += fdb_entries
return other_fdb_entries
