def _notification(self, context, method, payload, network_id):
"""Notify all the agents that are hosting the network"""
plugin = manager.QuantumManager.get_plugin()
if (method != 'network_delete_end' and utils.is_extension_supported(
plugin, constants.AGENT_SCHEDULER_EXT_ALIAS)):
if method == 'port_create_end':
# we don't schedule when we create network
# because we want to give admin a chance to
# schedule network manually by API
adminContext = (context
if context.is_admin else context.elevated())
network = plugin.get_network(adminContext, network_id)
chosen_agent = plugin.schedule_network(adminContext, network)
if chosen_agent:
self._notification_host(context, 'network_create_end',
{'network': {
'id': network_id
}}, chosen_agent['host'])
for (host, topic) in self._get_dhcp_agents(context, network_id):
self.cast(context,
self.make_msg(method, payload=payload),
topic='%s.%s' % (topic, host))
else:
# besides the non-agentscheduler plugin,
# There is no way to query who is hosting the network
# when the network is deleted, so we need to fanout
self._notification_fanout(context, method, payload)
def _notification(self, context, method, payload, network_id):
"""Notify all the agents that are hosting the network"""
plugin = manager.QuantumManager.get_plugin()
if (method != 'network_delete_end' and utils.is_extension_supported(
plugin, constants.AGENT_SCHEDULER_EXT_ALIAS)):
if method == 'port_create_end':
# we don't schedule when we create network
# because we want to give admin a chance to
# schedule network manually by API
adminContext = (context if context.is_admin else
context.elevated())
network = plugin.get_network(adminContext, network_id)
chosen_agent = plugin.schedule_network(adminContext, network)
if chosen_agent:
self._notification_host(
context, 'network_create_end',
{'network': {'id': network_id}},
chosen_agent['host'])
for (host, topic) in self._get_dhcp_agents(context, network_id):
self.cast(
context, self.make_msg(method,
payload=payload),
topic='%s.%s' % (topic, host))
else:
# besides the non-agentscheduler plugin,
# There is no way to query who is hosting the network
# when the network is deleted, so we need to fanout
self._notification_fanout(context, method, payload)
def _notification(self, context, method, routers, operation, data):
"""Notify all the agents that are hosting the routers."""
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(plugin, constants.AGENT_SCHEDULER_EXT_ALIAS):
adminContext = context.is_admin and context or context.elevated()
plugin.schedule_routers(adminContext, routers)
self._agent_notification(context, method, routers, operation, data)
else:
self.fanout_cast(context, self.make_msg(method, routers=routers), topic=topics.L3_AGENT)
def _notification(self, context, method, routers, operation, data):
"""Notify all the agents that are hosting the routers"""
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(plugin,
constants.AGENT_SCHEDULER_EXT_ALIAS):
adminContext = (context.is_admin and context or context.elevated())
plugin.schedule_routers(adminContext, routers)
self._agent_notification(context, method, routers, operation, data)
else:
self.fanout_cast(context,
self.make_msg(method, routers=routers),
topic=topics.L3_AGENT)
def get_active_networks(self, context, **kwargs):
"""Retrieve and return a list of the active network ids."""
host = kwargs.get('host')
LOG.debug(_('Network list requested from %s'), host)
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(
plugin, constants.AGENT_SCHEDULER_EXT_ALIAS):
if cfg.CONF.network_auto_schedule:
plugin.auto_schedule_networks(context, host)
nets = plugin.list_active_networks_on_active_dhcp_agent(
context, host)
else:
filters = dict(admin_state_up=[True])
nets = plugin.get_networks(context, filters=filters)
return [net['id'] for net in nets]
def _notification(self, context, method, payload, network_id):
"""Notify all the agents that are hosting the network"""
plugin = manager.QuantumManager.get_plugin()
if (method != 'network_delete_end' and utils.is_extension_supported(
plugin, constants.AGENT_SCHEDULER_EXT_ALIAS)):
for (host, topic) in self._get_dhcp_agents(context, network_id):
self.cast(
context, self.make_msg(method,
payload=payload),
topic='%s.%s' % (topic, host))
else:
# besides the non-agentscheduler plugin,
# There is no way to query who is hosting the network
# when the network is deleted, so we need to fanout
self._notification_fanout(context, method, payload)
def get_active_networks(self, context, **kwargs):
"""Retrieve and return a list of the active network ids."""
host = kwargs.get('host')
LOG.debug(_('Network list requested from %s'), host)
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(plugin,
constants.AGENT_SCHEDULER_EXT_ALIAS):
if cfg.CONF.network_auto_schedule:
plugin.auto_schedule_networks(context, host)
nets = plugin.list_active_networks_on_active_dhcp_agent(
context, host)
else:
filters = dict(admin_state_up=[True])
nets = plugin.get_networks(context, filters=filters)
return [net['id'] for net in nets]
def sync_routers(self, context, **kwargs):
"""Sync routers according to filters to a specific agent.
@param context: contain user information
@param kwargs: host, or router_id
@return: a list of routers
with their interfaces and floating_ips
"""
router_id = kwargs.get('router_id')
host = kwargs.get('host')
context = quantum_context.get_admin_context()
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(
plugin, constants.AGENT_SCHEDULER_EXT_ALIAS):
if cfg.CONF.router_auto_schedule:
plugin.auto_schedule_routers(context, host, router_id)
routers = plugin.list_active_sync_routers_on_active_l3_agent(
context, host, router_id)
else:
routers = plugin.get_sync_data(context, router_id)
LOG.debug(_("Routers returned to l3 agent:\n %s"),
jsonutils.dumps(routers, indent=5))
return routers
def sync_routers(self, context, **kwargs):
"""Sync routers according to filters to a specific agent.
@param context: contain user information
@param kwargs: host, or router_id
@return: a list of routers
with their interfaces and floating_ips
"""
router_id = kwargs.get('router_id')
host = kwargs.get('host')
context = quantum_context.get_admin_context()
plugin = manager.QuantumManager.get_plugin()
if utils.is_extension_supported(plugin,
constants.AGENT_SCHEDULER_EXT_ALIAS):
if cfg.CONF.router_auto_schedule:
plugin.auto_schedule_routers(context, host, router_id)
routers = plugin.list_active_sync_routers_on_active_l3_agent(
context, host, router_id)
else:
routers = plugin.get_sync_data(context, router_id)
LOG.debug(_("Routers returned to l3 agent:\n %s"),
jsonutils.dumps(routers, indent=5))
return routers
